gdb: remove gdb_indent.sh

GDB has been converted to a C++ program for many years[1], and the
gdb_indent.sh will not be used any more. Therefore, remove the script as
obvious.

[1] https://sourceware.org/gdb/wiki/cxx-conversion

Approved-By: Simon Marchi <simark@simark.ca>

gdb/gdb_indent.sh

@@ -1,92 +0,0 @@
-#!/bin/sh
-
-# Try to find a GNU indent.  There could be a BSD indent in front of a
-# GNU gindent so when indent is found, keep looking.
-
-# Make certain that the script is not running in an internationalized
-# environment.
-LANG=c ; export LANG
-LC_ALL=c ; export LC_ALL
-
-gindent=
-indent=
-paths=`echo $PATH | sed \
-	-e 's/::/:.:/g' \
-	-e 's/^:/.:/' \
-	-e 's/:$/:./' \
-	-e 's/:/ /g'`
-for path in $paths
-do
-    if test ! -n "${gindent}" -a -x ${path}/gindent
-    then
-	gindent=${path}/gindent
-	break
-    elif test ! -n "${indent}" -a -x ${path}/indent
-    then
-	indent=${path}/indent
-    fi
-done
-
-if test -n "${gindent}"
-then
-    indent=${gindent}
-elif test -n "${indent}"
-then
-    :
-else
-    echo "Indent not found" 1>&2
-fi
-
-
-# Check that the indent found is both GNU and a reasonable version.
-# Different indent versions give different indentation.
-
-m1=2
-m2=2
-m3=9
-
-version=`${indent} --version 2>/dev/null < /dev/null`
-case "${version}" in
-    *GNU* ) ;;
-    * ) echo "error: GNU indent $m1.$m2.$m3 expected" 1>&2 ; exit 1;;
-esac
-v1=`echo "${version}" | sed 's/^.* \([0-9]*\)\.\([0-9]*\)\.\([0-9]*\)$/\1/'`
-v2=`echo "${version}" | sed 's/^.* \([0-9]*\)\.\([0-9]*\)\.\([0-9]*\)$/\2/'`
-v3=`echo "${version}" | sed 's/^.* \([0-9]*\)\.\([0-9]*\)\.\([0-9]*\)$/\3/'`
-
-if test $m1 -ne $v1 -o $m2 -ne $v2 -o $m3 -gt $v3
-then
-    echo "error: Must be GNU indent version $m1.$m2.$m3 or later" 1>&2
-    exit 1
-fi
-
-if test $m3 -ne $v3
-then
-    echo "warning: GNU indent version $m1.$m2.$m3 recommended" 1>&2
-fi
-
-# Check that we're in the GDB source directory
-
-case `pwd` in
-    */gdb ) ;;
-    */sim/* ) ;;
-    * ) echo "Not in GDB directory" 1>&2 ; exit 1 ;;
-esac
-
-
-# Run indent per GDB specs
-
-types="\
--T FILE \
--T bfd -T asection -T pid_t \
--T prgregset_t -T fpregset_t -T gregset_t -T sigset_t \
--T td_thrhandle_t -T td_event_msg_t -T td_thr_events_t \
--T td_notify_t -T td_thr_iter_f -T td_thrinfo_t \
--T caddr_t \
-`cat *.h | sed -n \
-    -e 's/^.*[^a-z0-9_]\([a-z0-9_]*_ftype\).*$/-T \1/p' \
-    -e 's/^.*[^a-z0-9_]\([a-z0-9_]*_func\).*$/-T \1/p' \
-    -e 's/^typedef.*[^a-zA-Z0-9_]\([a-zA-Z0-9_]*[a-zA-Z0-9_]\);$/-T \1/p' \
-    | sort -u`"
-
-${indent} ${types} "$@"